LM2903FV-E2
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Rohm Semiconductor LM2903FV-E2

Manufacturer No:
LM2903FV-E2
Manufacturer:
Rohm Semiconductor
Package:
Tape & Reel (TR)
Description:
GROUND SENSE COMPARATOR : LM2903
Delivery:
Payment:
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Product Introduction

Overview

The LM2903FV-E2 is a dual differential comparator manufactured by Rohm Semiconductor. It is designed for use in a wide range of applications, including industrial, automotive, and consumer electronics. This component is known for its low power consumption, high accuracy, and robust performance in harsh environments. The LM2903FV-E2 is particularly suitable for battery-powered devices and systems requiring precise voltage comparisons.

Key Specifications

ParameterValueUnitNotes
Supply Voltage2 to 36VSingle or dual supply
Input Offset Voltage±1mVTypical
Input Bias Current25nATypical
Response Time1.3µsTypical
Operating Temperature-40 to 125°CIndustrial range
PackageSOP8-Surface mount

Key Features

  • Low Power Consumption: Ideal for battery-operated devices.
  • Wide Supply Voltage Range: Operates from 2V to 36V, making it versatile for various applications.
  • High Accuracy: Low input offset voltage ensures precise comparisons.
  • Robust Performance: Designed to withstand harsh environmental conditions.
  • Compact Package: SOP8 package allows for space-efficient designs.

Applications

The LM2903FV-E2 is widely used in various fields, including:

  • Industrial Automation: For monitoring and control systems requiring precise voltage comparisons.
  • Automotive Electronics: In battery management systems, engine control units, and safety systems.
  • Consumer Electronics: In portable devices, power management circuits, and audio equipment.
  • Power Management: For voltage monitoring and protection in power supplies and inverters.

Q & A

1. What is the operating voltage range of the LM2903FV-E2?

The LM2903FV-E2 operates from 2V to 36V, making it suitable for a wide range of applications.

2. What is the typical input offset voltage?

The typical input offset voltage is ±1mV, ensuring high accuracy in comparisons.

3. Is the LM2903FV-E2 suitable for automotive applications?

Yes, it is designed to perform reliably in automotive environments.

4. What is the response time of the comparator?

The typical response time is 1.3µs, allowing for quick decision-making in circuits.

5. Can the LM2903FV-E2 operate in harsh environments?

Yes, it is built to withstand harsh conditions, with an operating temperature range of -40°C to 125°C.

6. What package does the LM2903FV-E2 come in?

It is available in an SOP8 surface-mount package.

7. Is this comparator suitable for battery-powered devices?

Yes, its low power consumption makes it ideal for battery-operated applications.

8. What are the typical applications of the LM2903FV-E2?

It is used in industrial automation, automotive electronics, consumer electronics, and power management systems.

9. Does the LM2903FV-E2 support dual supply operation?

Yes, it can operate with a single or dual supply.

10. What is the input bias current of the LM2903FV-E2?

The typical input bias current is 25nA.

Product Attributes

Type:General Purpose
Number of Elements:2
Output Type:Open-Collector
Voltage - Supply, Single/Dual (±):3V ~ 32V, ±1.5V ~ 16V
Voltage - Input Offset (Max):4.5mV @ 1.4V
Current - Input Bias (Max):0.05µA @ 1.4V
Current - Output (Typ):16mA @ 5V
Current - Quiescent (Max):1mA
CMRR, PSRR (Typ):- 
Propagation Delay (Max):- 
Hysteresis:- 
Operating Temperature:-40°C ~ 125°C
Package / Case:8-LSSOP (0.173", 4.40mm Width)
Mounting Type:Surface Mount
Supplier Device Package:8-SSOP-B
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